[style ]div.content{opacity:0.65;}[/ style]This code is a little advanced; This code makes your profile transparent so you can see the background image, setting the opacity to 0.0 will make your profile invisible

[style ]body{background:color here; background-image:color here; opacity:0.7;}[/ style]This code sets can set a image AND a color, it also works with opacity too, but if you want it to be a image change the 'color here' and put a URL there too.

NOTE THE [style] AND [/style] DO NOT REQUIRE SPACES! DO NOT USE SPACES IN YOUR CODES AT ALL!! plus! Add 'quotes' in your URLs at start and end or elae they won't work! plusplus! ADD [style] AND [/style] TO THESE CODES OR ELSE THEY WILL NOT WORK!!

div.menu{color:black;background:green; border:5px ridge silver;}This code lets you design the 'Back to the Menu' button however you like with colors!

div.menu{background-image:url(Image Url Here);}This code sets a image to the 'Back to the Menu' button

div.menu:after{color:lime;content:'Words you would like to say here';}This code allows you to add words around the 'Back to the Menu' button. if you want words BEFORE the Text, change the 'after' to 'before'
REMEMBER! YOU CANNOT REMOVE THE 'Back to the Menu' TEXT SO YOU HAVE TO WORK AROUND IT!!

.content{font-family:Type of font you want;}This code changes the font on your profile to any font you'd like. However, please note it's only visible on the pc, and not all fonts work.

body{background-color:none!important; color:Color here;text-shadow:1px 1px Color here, -1px -1px White; font-family:none;font-weight:bold;font-size:15px ;}This is a very advanced code that applies shadowing to your text on the computer. Personally, I think it's very hard on the eyes.

.content{text-shadow: 5px 5px 5px #FF0000;}This code is actually a much more simple way to add shaded text to your profile if you want more than just the body to have shading.

.content{font-size: 40px;}This code allows you to resize the text of your profile. The higher the px, the larger the text will be.

div.page_container{border:10px outset green;}This code puts a border of your choice around your profile. If you increase the 10px to a larger number like 15px, the border size increases. Decrease it, well you get the picture.

img.header{height:0px;} div.header{height:200px; background-image:url(Image Url Here);}This code puts an image in the header. Leave the first height at 0px. It makes the 3dsplaza header disappear. The second height: 200px adjusts the size of your new image. Feel free to adjust the 200px to the size you like.

img#header{display:none;}.header{height: 160px; background-repeat:no-repeat!important;background:url(Image url here);background-size: 100% 80%;}#navbar{margin-top:100px;}This code allows you to change your header on the computer. I encourage you to adjust the sizes to your liking, although please remember it will also effect the appearance of your 3ds header.

div.header:before{color:green;content:'Words you want to say here';}This puts text up in the header. There is no difference between putting the text before or after.

[ spoiler =Name of the Spoiler Here ] Text and images you want to write, here. you can use the return key, that's totally fine. Put this at the end [/ spoiler ]That above code is the example for a spoiler. Make sure you omit the space between the spoiler and the =, and the spoiler and the /

div{border-radius:25px;}This code should curve the borders of anything on your profile.

Bordering words you write in menus.
Yes, when you insert text in the menu button and anywhere else, you can actually border the text. Just add {border:10px dotted green;} or any style of border that you like.